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What is aspect-oriented programming?
...sic examples are security and logging. Instead of writing code within your application to log occurance of x or check object z for security access control there is a language contraption "out of band" of normal code which can systematically inject security or logging into routines that don't nativly...
Find the extension of a filename in Ruby
I'm working on the file upload portion of a Rails app. Different types of files are handled differently by the app.
4 Answ...
Rails: where does the infamous “current_user” come from?
...d somewhere, usually in the session after logging in. It also assumes your app has and needs users, authentication, etc.
Typically, it's something like:
class ApplicationController < ActionController::Base
def current_user
return unless session[:user_id]
@current_user ||= User.find(se...
“Auto Layout still required after executing -layoutSubviews” with UITableViewCell subclass
Using XCode 4.5 and iOS 6, I'm developing an app with a simple table view with custom cells. I've done this a hundred times in iOS 5 and below, but for some reason the new autoLayout system is giving me a lot of trouble.
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About Android image and asset sizes
I need to clarify some doubt about the image assets for my app,
4 Answers
4
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How to get the previous URL in JavaScript?
....referrer is not the same as the actual URL in all situations.
I have an application where I need to establish a frameset with 2 frames. One frame is known, the other is the page I am linking from. It would seem that document.referrer would be ideal because you would not have to pass the actual fi...
PHP Constants Containing Arrays?
...:
# define constant, serialize array
define ("FRUITS", serialize (array ("apple", "cherry", "banana")));
# use it
$my_fruits = unserialize (FRUITS);
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Play sound on button click android
...e logic to play the sound inside the onClick.
In summary:
import android.app.Activity;
import android.media.MediaPlayer;
import android.os.Bundle;
import android.view.Menu;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
public class BasicScreenAc...
Android - Start service on boot
...
Well here is a complete example of an AutoStart Application
AndroidManifest file
<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="pack.saltriver" android:versionCode="1" android:versionName=...
Google Play Services Library update and missing symbol @integer/google_play_services_version
... the more concrete question would be why modifying the .project file (that apparently belongs to the SDK and thus should be "correct") is necessary in the first place.
– O. R. Mapper
Feb 25 '14 at 12:21
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